75316

Appears in sequences

• a(n) = a(n-1) + 3*a(n-2) for n > 1, a(0) = a(1) = 1.at n=14A006130
• n written in fractional base 9/7.at n=42A024655
• a(n) = 3*a(n-2) - a(n-1) for n > 1, a(0) = 0, a(1) = 1.at n=15A182228
• G.f.: Sum_{n>=1} Fibonacci(n+1) * x^n / (1 - x^n).at n=23A245282
• Number of lone-child-avoiding locally disjoint rooted identity trees whose leaves form an integer partition of n.at n=15A316694
• (Number of 4 X 4 pandiagonal magic squares with distinct positive entries less than n)/384.at n=40A317252
• Array read by antidiagonals for k,n>=0: T(n,k) = number of tilings of a 2k X n rectangle using dominos and 2 X 2 right triangles.at n=47A362297